43144432201442 has 16 divisors (see below), whose sum is σ = 76030747656192. Its totient is φ = 18102558965520.

The previous prime is 43144432201427. The next prime is 43144432201463. The reversal of 43144432201442 is 24410223444134.

It is a super-2 number, since 2×43144432201442² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 43144432201396 and 43144432201405.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75427328738 + ... + 75427329309.

It is an arithmetic number, because the mean of its divisors is an integer number (4751921728512).

Almost surely, 2^{43144432201442} is an apocalyptic number.

43144432201442 is a deficient number, since it is larger than the sum of its proper divisors (32886315454750).

43144432201442 is a wasteful number, since it uses less digits than its factorization.

43144432201442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150854658073.

The product of its (nonzero) digits is 294912, while the sum is 38.

Adding to 43144432201442 its reverse (24410223444134), we get a palindrome (67554655645576).

The spelling of 43144432201442 in words is "forty-three trillion, one hundred forty-four billion, four hundred thirty-two million, two hundred one thousand, four hundred forty-two".